/*
 * Copyright 2021 The Backstage Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

export function arrayHas<T>(arr: T[], value: T): boolean {
  return new Set<T>(arr).has(value);
}

export function stringArrayHas(
  arr: Array<string | undefined>,
  value: string | undefined,
  ignoreCase: boolean = false,
): boolean {
  if (ignoreCase) {
    return arrayHas(
      arr.map(a => a?.toLocaleLowerCase('en-US')),
      value?.toLocaleLowerCase('en-US'),
    );
  }

  return arrayHas(arr, value);
}
